Part A: Knowledge and Understanding ( /20)
1. Which of the following condensed structures is 1-hexanol?
a. CH3CH2CH2CH2CH2CH3
b. CH3CH2CH2CH2COCH3
c. CH3CHCHCH2CH2CH3
d. CH3CH2CH2CH2CH2CHO
e. CH3CH2CH2CH2CH2CH2OH
2. Which of the following condensed structures is 2-hexanone?
a. CH3CH2CH2CH2CH2CH3
b. CH3CH2CH2CH2COCH3
c. CH3CHCHCH2CH2CH3
d. CH3CH2CH2CH2CH2CHO
e. CH3CH2CH2CH2CH2CH2OH
3. The molecule below is a:
a. secondary amide
b. secondary amine
c. tertiary amide
d. primary amide
e. carbonyl amine
4. How many structural isomers of heptane exist
a. 1
b. 3
c. 6
d. 9
e. 10
5. The general formula for an alkene is
a. CnH2n
b. CnH2n-2
c. CnH2n+2
d. CnHn
e. C2nHn
, 6. Which of the following compounds is an alkyne?
a. C3H8
b. C3H6
c. C6H6
d. C17H32
e. C2H8
7. The smallest alkene that requires a numbered position for the double bond when naming
the compound is:
a. methene
b. ethene
c. propene
d. butene
8. How many C atoms are present in 2,3-diethyl-5-methyl cyclononane
a. 8
b. 13
c. 14
d. 28
e. 42
9. Which of the following compounds does not contain a C= O bond?
a. ketone
b. aldehyde
c. ester
d. amide
e. ether
10. The formation of 1-butene from 1-butanol would be the result of which type of reaction?
a. addition
b. oxidation
c. reduction
d. elimination
e. substitution
11. Which compound would have the lowest boiling point at standard pressure?
a. CH3CH3
b. CH3Cl
c. CH3OH
d. CH3NH2